sushi: Sushi dataset

In RobinHankin/hyper2: The Hyperdirichlet Distribution, Mark 2

Sushi dataset

Description

Dataset from the preflib website, discussing sushi preferences.

Usage

data(sushi)

Details

Sushi preference dataset.

• Object sushi_table is a database of sushi preferences; each row is a judge and the rows are rank vectors of the different sushi types.

• Object sushi is a likelihood function at the estimated value of lambda

• Object sushi_maxp is the maximum likelihood estimate for the Bradley-Terry strengths of the sushis, at the estimate for lambda.

• sushi_eq_classes is a named vector giving the equivalences classes of sushi. Class 1 is tuna, class 2 is everything else.

These objects can be generated by running script inst/sushi.Rmd, which includes some further discussion and technical documentation and creates file sushi.rda which resides in the data/ directory.

Examples

sushi
sushi_maxp

RobinHankin/hyper2 documentation built on April 13, 2025, 9:33 a.m.